Home / 5,012,568.04-6,917,157.78-2,720,679.40

Finding the Fourth Proportional to 5,012,568.04, 6,917,157.78 and 2,720,679.40

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Solution

The fourth proportional to 5,012,568.04, 6,917,157.78 and 2,720,679.40 is: 3,754,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,568.04 : 6,917,157.78 = 2,720,679.40 : x
  2. Step 2: Convert to fraction form
    5,012,568.04/6,917,157.78 = 2,720,679.40/x
  3. Step 3: Cross multiply
    5,012,568.04x = 6,917,157.78 × 2,720,679.40
  4. Step 4: Simplify right side
    5,012,568.04x = 18,819,368,678,595.73
  5. Step 5: Solve for x
    x = 18,819,368,678,595.73/5,012,568.04
  6. Step 6: Final answer
    x = 3,754,436.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.